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Historical - ccgisdata - PLSS Line 2014
The County's system of tax maps is based on the Illinois Public Land Survey System (PLSS). In the PLSS, each township is divided into 36 sections, and each section into four... -
Historical - ccgisdata - Survey Township (Area) 2014
The Public Land Survey System (PLSS) forms the foundation of Cook County's cadastral system for identifying and locating land records. Tax parcels are identified using township...